package com.tasty.task;


import com.baomidou.mybatisplus.core.conditions.Wrapper;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.tasty.entity.Orders;
import com.tasty.mapper.OrderMapper;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.scheduling.annotation.Scheduled;
import org.springframework.stereotype.Component;

import java.time.LocalDateTime;
import java.util.List;

/**
 * 定时任务类，定时处理订单状态
 */

@Component
@Slf4j
public class OrderTask {

    @Autowired
    private OrderMapper orderMapper;

    /**
     * 定时处理超时订单
     */

    @Scheduled(cron = "0 * * * * ? ")//每分钟触发一次
    public void processTimeoutOrder(){

        log.info("定时处理超时订单：{}", LocalDateTime.now());

        LocalDateTime time = LocalDateTime.now().plusMinutes(-15);//当前时间 - 15
        LambdaQueryWrapper<Orders> wrapper = new LambdaQueryWrapper<Orders>()
                .eq(Orders::getStatus,Orders.PENDING_PAYMENT)
                .lt(Orders::getOrderTime,time);

        List<Orders> ordersList = orderMapper.selectList(wrapper);

        if (ordersList != null && ordersList.size() > 0){
            for (Orders orders : ordersList) {
                orders.setStatus(Orders.CANCELLED);
                orders.setCancelReason("订单超时，自动取消");
                orders.setCancelTime(LocalDateTime.now());
                orderMapper.updateById(orders);
            }

        }
    }

    /**
     * 处理一直处于派送中的订单
     */
    @Scheduled(cron = "0 0 1 * * ?")//每天凌晨1点触发
    public void processDeliverOrder(){

        log.info("处理一直处于派送中的订单: {}",LocalDateTime.now());

        LocalDateTime time = LocalDateTime.now().plusMinutes(-60);//上一个工作日

        LambdaQueryWrapper<Orders> wrapper = new LambdaQueryWrapper<Orders>()
                .eq(Orders::getStatus,Orders.DELIVERY_IN_PROGRESS)
                .lt(Orders::getOrderTime,time);
        List<Orders> ordersList = orderMapper.selectList(wrapper);

        if (ordersList != null && ordersList.size() > 0){
            for (Orders orders : ordersList) {
                orders.setStatus(Orders.COMPLETED);
                orderMapper.updateById(orders);
            }
        }
    }
}
